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- When the Gaussian kernel function width is 2.0, RVM method possesses more perfect prediction performance. 当高斯核函数的宽度值取为2.;0时,相关向量机方法具有较为理想的预测效果。
- Scatter diagrams and the statistical criteria show that the prediction performance of artificial neural network is superior to that of Andrews formulae. 散点图和统计学指标均表明人工神经网络的预测性能优于Andrews公式。
- Performance of fractured-vuggy carbonate reservoir takes on episodic by method of conventional deliverability analysis, which have trouble to predict performance. 常规的产能分析方法来描述缝洞型油藏的动态变化规律呈现明显的分段性,给后期动态预测带来不变。
- With few input variables, easiness to program and quick calculation speed, it can predict performance of pumps under both designed and off-designed modes. 结果表明,该方法输入变量少、易于编程、计算速度快,可预测设计工况和非设计工况下的水泵性能。
- Gas well productivity is important is an important method for determination of ripen flow potential and working system, prediction of prediction performance and study of related gas reservoir engineering. 摘要气井产能评价是确定无阻流量和工作制度、预测生产动态及其它气藏工程研究的重要手段。
- Compared to the standard Balm-Welch training algorithm, this algorithm has lower complexity while prediction performance is better than or at least comparable to other existing methods. 同标准训练算法相比,该算法具有时间复杂度低,预测精度高等优点。
- The results demonstrated that limitations of LDA were overcome with PCA and then the performance of LDA was improved by PCA. The prediction performance of PCA-LDA was comparable to BP-ANN. 结果表明PCA处理克服了LDA对多变量数据预测的局限性,预测性能和BP-ANN相当。
- The out-of-sample prediction performance of the proposed model is compared with the autoregressive integrated moving average model (ARIMA), and the results show the former does better than the latter. 以此为基础,用估计所确定模型进行城市道路短期交通流的样本外预测,结果表明该模型不仅有较高的预测精度,且预测表现明显优于自回归求和移动平均(ARIMA)模型。
- The subprocesses that will be statistically managed are chosen based on identified needs for predictable performance. 基于识别出来的可预测性能的需要,选定将被统计化管理的子过程。
- This procedure significantly improves predictive performance over the benchmark (self-explicated) approach. 这个程序同比基准方法(自我阐释方法)相比,显著超越提高了预测性能。
- Predictive performance of ICW volume based on Pierson formula, multiple linear regression (MLR) and generalized additive model (GAIVI) were evaluated. 我们同时评估皮尔森公式、复迴归线性模型与广义累进模型预测全身细胞内水量之效能。
- The average deviations between on-line predicted and actual aromatics yield and RON were 0.52% (mass) and 0.36 respectively, nearly equivalent to the off-line prediction performance. 总芳烃收率和重整油辛烷值的平均预测偏差仅分别为0.;52%25和0
- The performance truly exalted the audience. 演出确使观众情绪高昂。
- I can predict something with great accuracy. 我能很准确地预测某事。
- We all believed in her prediction. 我们都相信她的预言。
- The prediction was literally accomplished. 这个预言确实实现了。
- The CIEDE2000 formula performed excellently in the yellow and blue color regions, but its color-difference prediction performances in the gray, red and green regions remained to be further improved. 色差公式CIEDE2000在黄色和蓝色区域的色差预测性能表现优异,但在灰色、红色和绿色区域的预测性能仍有待进一步改进。
- Recent discoveries will bear his prediction out. 近来的种种发现将会证实他的预言。
- I didn't think her performance was up to par. 我认为她表现得不及平时。
- We need a yardstick to measure our performance by. 我们的表现需要一个检验的标准。